Home / 6,785.85-9,364.65-3,801.62

Finding the Fourth Proportional to 6,785.85, 9,364.65 and 3,801.62

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Solution

The fourth proportional to 6,785.85, 9,364.65 and 3,801.62 is: 5,246.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.85 : 9,364.65 = 3,801.62 : x
  2. Step 2: Convert to fraction form
    6,785.85/9,364.65 = 3,801.62/x
  3. Step 3: Cross multiply
    6,785.85x = 9,364.65 × 3,801.62
  4. Step 4: Simplify right side
    6,785.85x = 35,600,793.91
  5. Step 5: Solve for x
    x = 35,600,793.91/6,785.85
  6. Step 6: Final answer
    x = 5,246.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.